What is RegistryWriter.exe?

The genuine RegistryWriter.exe file is a software component of Ralink RegistryWriter by Ralink Technology|MEDIATEK.
The "RegistryWriter.exe" file loads components of the Ralink wireless utility, which controls wireless connection settings and information. The file is a 32-bit Windows executable and it is commonly found in TP-Link wireless software, such as the TL-WN321G Wireless Utility and the Ralink Wireless Utility 1.2. Ralink Technology was a company that developed chipsets for Wi-Fi hardware and they also designed many wireless applications, software, and hardware that were incorporated into motherboards, game consoles, tablets, etc. In May of 2011, Ralink was purchased by MediaTek.

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the RegistryWriter.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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RegistryWriter.exe file information

Windows Task Manager with RegistryWriter
RegistryWriter.exe process in Windows Task Manager

The process known as RegistryWriter or RalinkRegistryWriter belongs to software Ralink RalinkRegistryWriter or Ralink Registry Writer by Ralink Technology (

Description: RegistryWriter.exe is not essential for the Windows OS and causes relatively few problems. The file RegistryWriter.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 69,632 bytes (91% of all occurrences), 185,632 bytes or 75,040 bytes. 
The program is not visible. It is not a Windows core file. There is no description of the program. Therefore the technical security rating is 43% dangerous.

Recommended: Identify RegistryWriter.exe related errors

Important: Some malware camouflages itself as RegistryWriter.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the RegistryWriter.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


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Best practices for resolving RegistryWriter issues

A clean and tidy computer is the key requirement for avoiding problems with RegistryWriter. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the RegistryWriter.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

RegistryWriter.exe [all]